Recent News

Security advisories: CVE-2025-27219, CVE-2025-27220 and CVE-2025-27221

We published security advisories for CVE-2025-27219, CVE-2025-27220 and CVE-2025-27221. Please read the details below.

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Ruby 3.4.2 Released

Ruby 3.4.2 has been released.

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CVE-2025-25186: DoS vulnerability in net-imap

There is a possibility for DoS by in the net-imap gem. This vulnerability has been assigned the CVE identifier CVE-2025-25186. We recommend upgrading the net-imap gem.

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Ruby 3.2.7 Released

Ruby 3.2.7 has been released.

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Ruby 3.3.7 Released

Ruby 3.3.7 has been released.

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Ruby 3.4.1 Released

Ruby 3.4.1 has been released.

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Ruby 3.4.0 Released

We are pleased to announce the release of Ruby 3.4.0. Ruby 3.4 adds it block parameter reference, changes Prism as default parser, adds Happy Eyeballs Version 2 support to socket library, improves YJIT, adds Modular GC, and so on.

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Ruby 3.4.0 rc1 Released

We are pleased to announce the release of Ruby 3.4.0-rc1.

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Ruby 3.3.6 Released

Ruby 3.3.6 has been released.

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Ruby 3.2.6 Released

Ruby 3.2.6 has been released.

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